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191971 — SPACER,RING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

191971: SPACER,RING.

The SPACER,RING is a the manufacturer industrial component. Key specifications include inside_diameter: 3.077 INCHES MINIMUM AND 3.082 INCHES MAXIMUM IN, outside_diameter: 3.485 INCHES MINIMUM AND 3.495 INCHES MAXIMUM IN, overall_thickness: 0.065 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-720-5935, 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
191971
NSN: 5305-00-720-5935
NIINs: 007205935, 010159923
FSC: 5305 — Screws
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
inside_diameter3.077 INCHES MINIMUM AND 3.082 INCHES MAXIMUM IN
outside_diameter3.485 INCHES MINIMUM AND 3.495 INCHES MAXIMUM IN
overall_thickness0.065 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
NSN5305-00-720-5935
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 191971 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD HEIGHT: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
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SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
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NONMACHINE THREAD STYLE: DOG TYPE (TYPE B OR C)
•
FEATURES PROVIDED: CASEHARDENED
•
HEAD STYLE: PAN
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SURFACE TREATMENT: CADMIUM AND CHROMATE OR ZINC OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD HEIGHT0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
FASTENER LENGTH0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
NONMACHINE THREAD STYLEDOG TYPE (TYPE B OR C)
FEATURES PROVIDEDCASEHARDENED
HEAD STYLEPAN
SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC OVERALL
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIALSTEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1524 OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 191971?
191971 is a SPACER,RING.
What is the NSN for 191971?
191971 is cataloged in the U.S. Government catalog under NSN 5305-00-720-5935. This indicates validated use in U.S. government and defense supply chains.
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