PartsTable
Technical Data Sheet
Download PDF

1907A21 — BAR,LATCH

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1907A21: BAR,LATCH.

The BAR,LATCH is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304, special_features: NICKEL PLATED BRASS BOLT, mounting_facility: SCREW, latch_overall_width: 0.938 INCHES NOMINAL IN, latch_bar_overall_length: 3.969 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: BARREL SLIDE BOLT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-591-0864, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
1907A21
NSN: 5340-01-591-0864
FSC: 5340 — Hardware, Commercial
CAGE: 2V507 — MCMASTER-CARR SUPPLY COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 304
special_featuresNICKEL PLATED BRASS BOLT
mounting_facilitySCREW
latch_overall_width0.938 INCHES NOMINAL IN
latch_bar_overall_length3.969 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyBARREL SLIDE BOLT
NSN5340-01-591-0864
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1907A21 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
LATCH BAR OVERALL LENGTH: 3.969 INCHES NOMINAL IN
•
MOUNTING FACILITY: SCREW
•
LATCH OVERALL WIDTH: 0.938 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 304
TECHNICAL CHARACTERISTICS
LATCH BAR OVERALL LENGTH3.969 INCHES NOMINAL IN
MOUNTING FACILITYSCREW
SPECIAL FEATURESNICKEL PLATED BRASS BOLT
LATCH OVERALL WIDTH0.938 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBARREL SLIDE BOLT
MATERIALSTEEL COMP 304
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 1907A21?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 1907A21?
1907A21 is a BAR,LATCH.
What is the NSN for 1907A21?
1907A21 is cataloged in the U.S. Government catalog under NSN 5340-01-591-0864. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 1907A21

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.