75 PSIG Low Flow Safety Relief Valve (SRV)

SKU: SRVLF

  • Our 75 PSIG Low Flow SRV is AAR approved.

  • Bolt Hole

    • 3/4”

    • 7/8”

    Bolt Circle

    • 6 1/4”

    • 8”

    • General Purpose Tank Car Parts

    • Pressure Relief Devices

  • Flat faced or tongue connection.

  • Flow Capacity

    • 1202 SCFM @ 85 PSIG

    • Carbon Steel

    • 316 Stainless Steel

    • 75 PSIG

SRVLF-(9026).png
SRVLF-(9028).png
SRVLF-(9029).png
SRVLF Model Numbers

Model Numbers

Model Spring Location Set Pressure (PSIG) Flow Rate (SCFM) Body Material Spring Material & Coating/Plating* Mounting Flange O-Ring Elastomer Material
SRV I: Internal 075: 75 A: 1,202 CS: Carbon Steel CS: Carbon Steel, Uncoated F1: (4) 7/8 Holes on 6.25 BC w/ Flat Face See Elastomer Table
075: 75 B: 1,212 SS: 316 Stainless Steel SS: Stainless Steel, Uncoated F2: (4) 3/4 Holes on 6.25 BC w/ Flat Face (75 PSIG ONLY)
165: 165 D: 2,381 F3: (4) 7/8 Holes on 6.25 BC w/ 4.005 x 4.745 DIA Small Tongue
225: 225 E: 3,232 F4: (4) 15/16 Holes on 8.00 BC w/ 6.005 x 6.745 DIA Large Tongue
247: 247 F: 3,497
280.5: 280.5 G: 3,925
300: 300 H: 4,207
330: 330 I: 4,614
SRVLF Elastomer Table

Elastomer Table

Line PART NO. (SMALL O-RING) PART NO. (LARGE O-RING) Material Abb.
1 208-7321 208-7326 VITON A -VA
2 208-7322 208-7327 FOOD GRADE NEOPRENE -NEW
3 208-7324 208-7329 BUNA-N -BN
4 208-7323 208-7328 EPDM - PEROXIDE CURED -EP
5 308-7333 308-7334 NEOPRENE BLACK -NE
6 208-19989 208-19990 VITON GFLT -VGFLT
7 208-16005 208-16009 CAROLINA SEAL 4273B -CS4273B
8 208-16006 208-16010 CAROLINA SEAL 5355 -CS5355
9 208-16007 208-16011 VITON GF-S -VGFS
10 208-16008 208-16012 VITON EXTREME ETP -VETP
11 208-19992 208-19993 VITON B -VB
12 308-9857 308-7318 CHEMRAZ 505 -CZ505
13 208-7301 208-7302 KALREZ 6375 -KZ6375
14 208-16051 208-16050 DUPONT CERTIFIED VITON B -VB-C
16 208-16055 208-16056 WHITE FOOD GRADE BUNA-N -BNWFG
17 208-9672 208-9673 BUTYL RUBBER -BU
18 208-16028 208-16029 VITON F -VF
19 208-16031 208-16032 CAROLINA SEAL 4273 -CS4273
20 208-16037 208-16038 CAROLINA SEAL EP787 -CSEP787
21 208-16039 208-16040 PAI 9703 -9703
22 208-16041 208-16042 CAROLINA SEAL 5350 -CS5350
23 108-20135 108-20136 SIMRIZ 7295 -SZ7295
24 108-20156 108-20157 WHITE FOOD GRADE EPDM -EPWFG
25 208-0776 208-0777 CAROLINA SEAL 4560 -CS4560
26 208-29422 208-29423 VSP0-10E40-VITON A (FDA) -VSPE40
27 208-29434 208-29435 VSPO-10E21-KALREZ 6375 -VSPE21
28 208-29436 208-29437 VSPO-10E41-CHEMRAZ 505 -VSPE41
29 208-29438 208-29439 VSPO-10E22-VITON GFS -VSPE22
30 208-29440 208-29441 VSPO-10E10-VITON B -VSPE10
31 208-29442 208-29443 VSPO-10E01-BUNA-N -VSPE01
32 208-29444 208-29445 VSPO-10E03-EPDMF PC -VSPE03
33 208-29446 208-29447 VSPO-10E11-NEOPRENE -VSPE11
34 208-29448 208-29449 VSPO-10E17-WHITE NITRILE -VSPE17
35 208-29450 208-29451 (VSPO-10E16-NEOPRENE, WHITE (FDA) -VSPE16
36 208-29452 208-29453 VSP0-10E25-VITON GFLT -VSPE25
37 208-29454 208-29455 VSPO-10E28-WHITE EPDM -VSPE28
SRVLF Common Variations

Common Variations

Part Number Model Number
92420 SRV-I075A-CSCS-F1
508554 SRV-I075A-CSCS-F2
508490 SRV-I075A-CSCS-F3
508492 SRV-I075A-CSCS-F4
509725 SRV-I075B-CSSS-F1
509719 SRV-I075B-CSSS-F3
92534 SRV-I075B-SSSS-F1
508553 SRV-I075B-SSSS-F2
508491 SRV-I075B-SSSS-F3
508493 SRV-I075B-SSSS-F4
515539 SRV-I225E-CSSS-F1
515546 SRV-I165D-CSSS-F1
515550 SRV-I165D-CSSS-F4
515533 SRV-I247F-CSSS-F1
515527 SRV-I280.5G-CSSS-F1
515521 SRV-I300H-CSSS-F1
514256 SRV-I330I-CSSS-F1
515538 SRV-I225E-SSSS-F1
515545 SRV-I165D-SSSS-F1
515532 SRV-I247F-SSSS-F1
515526 SRV-I280.5G-SSSS-F1
515520 SRV-I300H-SSSS-F1
515328 SRV-I330I-SSSS-F1
515542 SRV-I225E-CSSS-F3
515548 SRV-I165D-CSSS-F3
515535 SRV-I247F-CSSS-F3
515517 SRV-I250.5G-CSSS-F3
515523 SRV-I300H-CSSS-F3
515529 SRV-I330I-CSSS-F3
515540 SRV-I225E-SSSS-F3
515547 SRV-I165D-SSSS-F3
515534 SRV-I247F-SSSS-F3
515516 SRV-I280.5G-SSSS-F3
515522 SRV-I300H-SSSS-F3
515528 SRV-I330I-SSSS-F3
515544 SRV-I225E-CSSS-F4
515537 SRV-I247F-CSSS-F4
515519 SRV-I280.5G-CSSS-F4
515525 SRV-I300H-CSSS-F4
515531 SRV-I330I-CSSS-F4
515543 SRV-I225E-SSSS-F4
515549 SRV-I165D-SSSS-F4
515536 SRV-I247F-SSSS-F4
515518 SRV-I280.5G-SSSS-F4
515524 SRV-I300H-SSSS-F4
515530 SRV-I330I-SSSS-F4
SRVLF Replacement Parts

Replacement Parts

Part Number Description Quantity
503166-04 Flange S/A, 7/8 Holes, 6-1/4 B.C., Flat Face, Carbon Steel 1
503166-03 Flange S/A, 7/8 Holes, 6-1/4 B.C., Flat Face, SST 1
015909-01 Guide Top, Carbon Steel 1
026041-01 Guide Top, SST 1
015910-01 Bushing, TFE 1
101148-01 Cap, Carbon Steel 1
101152-01 Cap, SST 1
101151-01 Stem 1
015966-01 Spring Follower, Carbon Steel 1
026049-01 Spring Follower, SST 1
026386-04 Spring, Carbon Steel 1
026044-01 Spring, SST 1
304-8745 Drive Screw 2
024178-03 Hvy. Hex Nut, 5/8-11 UNC-2B, w/Holes 1
101214-01 Stud, 1/2-13 UNC-2A, Carbon Steel 2
009604-01 Stud, 1/2-13 UNC-2A, SST 2
304-8639 Locknut, 5/8 ESNA 1
304-7091 Hvy. Hex Nut, 5/8-11 UNC-2B 1
304-7030 Hvy. Hex Nut, 1/2-13 UNC-2B, Carbon Steel 2
304-7055 Hvy. Hex Nut, 1/2-13 UNC-2B, SST 2
017387-45 ID Plate, Carbon Steel Valve 1
017387-46 ID Plate, SST Valve 1
305-8425 Seal Wire & Disc 1
See Repair Kit O-Ring #2-215 1
See Repair Kit O-Ring #2-323 1
See Repair Kit O-Ring #2-012 1
SRVLF Bill of Material

Bill of Material

Symbol Req. Description
1 1 Guide Top
2 1 Bushing
3 1 Cap
4 14 Stem
5 1 "O"-Ring
6 1 "O"-Ring
7 1 Follower, Spring
8 1 "O"-Ring
9 1 Safety Valve Flange S/A
10 1 Spring
11
12 1 Nut, HVY, Hex
13 2 Stud
14 1 Nut, Lock
15 1 Nut, HVY, Hex
16 2 Nut, HVY, Hex
17 1 Identification Plate
18 1 Seal Wire & Disc
19 2 Drive Screw

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